CVEvulnerability

CVE-2018-19321

7.8 HIGH Known exploited Published 2018-12-21 Modified 2026-08-13 Official page ↗

CISA Known Exploited Vulnerability

GIGABYTE Multiple Products Privilege Escalation Vulnerability — GIGABYTE Multiple Products

The GPCIDrv and GDrv low-level drivers in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

Added to KEV
2022-10-24
Remediation due
2022-11-14
Ransomware use
Known
Required action
Apply updates per vendor instructions.
Notes
https://www.gigabyte.com/Support/Security/1801; https://nvd.nist.gov/vuln/detail/CVE-2018-19321
Status
Analyzed
Published
2018-12-21
Last modified
2026-08-13
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C

Description

The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

Affected configurations

• gigabyte aorus graphics engine (< 1.57) • gigabyte app center (< 19.0422.1) • gigabyte oc guru ii 2.08 • gigabyte xtreme gaming engine (< 1.26)

References